Enterprise-wide Learning Management System using Angular and Express.js for a garment manufacturing company with operations across multiple international locations including Katunayake and Togo, Africa.

Flutter-based sign language interpreter application with Express.js backend infrastructure, implementing computer vision and AI models for bidirectional translation between sign language gestures and spoken/written language.

Full-stack car rental service platform using React and Express.js, implementing separate admin and customer portals with vehicle inventory management, booking workflows, and real-time availability.

Backend microservices for water billing management system, architecting RESTful APIs using Spring Boot with microservice architecture patterns for billing calculations, payment processing, and customer account management.